#1
Which medical condition may require oxygen therapy?
Hypertension
Hyperthyroidism
Hypoxemia
Hyperglycemia
#2
What is the purpose of a non-rebreather mask in oxygen administration?
To deliver a continuous flow of oxygen
To allow the patient to breathe in room air intermittently
To minimize oxygen concentration
To regulate the flow of oxygen
#3
In oxygen therapy, what does FiO2 represent?
Flow rate of oxygen
Fraction of inspired oxygen
Functional inhalation output
Filtration of inhaled oxygen
#4
What is the primary consideration when selecting the appropriate oxygen delivery device for a patient?
Device cost
Patient preference
Oxygen concentration requirements
Device color
#5
What is the primary benefit of using a nasal cannula for oxygen therapy?
Precise control of FiO2
High-flow oxygen delivery
Ease of use
Reduced risk of nasal irritation
#6
What is the recommended flow rate for oxygen therapy in adults with hypoxemia?
1-2 liters per minute
5-10 liters per minute
15-20 liters per minute
30-40 liters per minute
#7
Which of the following devices is commonly used to administer medical oxygen?
Ventilator
Spirometer
Nebulizer
Oxygen mask
#8
What is the danger associated with using too high a flow rate of oxygen in patients with chronic obstructive pulmonary disease (COPD)?
Increased risk of hypoxemia
Decreased risk of respiratory alkalosis
Increased risk of hypercapnia
Decreased risk of respiratory acidosis
#9
What is the primary function of a pulse oximeter in oxygen therapy?
To measure oxygen flow rate
To monitor heart rate
To assess lung compliance
To measure oxygen saturation in the blood
#10
Which of the following is a potential complication of oxygen therapy?
Hypoxemia
Hypoventilation
Hypercapnia
Bronchoconstriction
#11
What is the target oxygen saturation level for most patients receiving oxygen therapy?
#12
In which medical emergency is high-flow oxygen therapy often used?
Hypoglycemia
Cardiac arrest
Anaphylaxis
Ischemic stroke
#13
Which medical condition is contraindicated for hyperbaric oxygen therapy?
Chronic non-healing wounds
Carbon monoxide poisoning
Decompression sickness
Acute respiratory failure
#14
What is the primary aim of long-term oxygen therapy (LTOT) in patients with chronic respiratory conditions?
To cure the underlying disease
To relieve pain
To improve lung function
To relieve hypoxemia and enhance quality of life
#15
Which of the following medical conditions may benefit from high-flow nasal cannula (HFNC) therapy?
Pneumonia
Asthma exacerbation
Pulmonary fibrosis
Sinusitis